Motoblocks Krotof: models, design and operating rules

Content
  1. Features and purpose
  2. Models
  3. Design and principle of operation
  4. Selection Tips
  5. Optional equipment
  6. Operating rules
  7. Care features
  8. Possible malfunctions and their causes

Today, many land owners want to simplify the task of cultivating the land as much as possible, therefore they prefer motoblocks. The modern agricultural machinery market offers a wide selection of motoblocks and cultivators. Many companies offer excellent quality products at fairly attractive prices. Today it is worth considering motoblocks from the Krotof company, which is popular due to the reliability, practicality and ease of operation of the equipment.

It is worth dwelling in detail on well-known models, consider the design and principle of operation, as well as the rules of use.

Features and purpose

Krotof walk-behind tractors are ideal for various jobs on the land, as they can perform a large number of actions, from plowing the soil to removing snow. To simplify the work in your garden as much as possible, the manufacturer offers a huge range of attachments. The production of Krotof walk-behind tractors is carried out in China, or rather, all parts are completely manufactured there. But the actual process of assembling equipment is already taking place in Russia. It is this approach in the manufacture of agricultural machinery that has a favorable effect on the cost of production.

Motoblocks from Krotof are compact in size, which does not interfere with performing quite a lot of tasks. With this equipment, you can harrow, loosen, weed, level, dig and much more. And if you use more attachments, then the range of work increases significantly. Some models already include a small number of attachments as standard.

Krotof walk-behind tractors are ideal for working in a summer cottage due to the following advantages:

  • excellent performance parameters;
  • compact size that does not affect the performance of the unit;
  • increased maneuverability due to its small size;
  • the possibility of using additional equipment.

Regarding the weaknesses of Krotof walk-behind tractors, it is worth noting that for most models, the control is only manual. The operator should be careful during work, because the unit reacts quite quickly.

Models

Krotof offers a wide range of models to meet the needs of all customers. All units can be divided into gasoline and diesel. It is worth considering the features of each species on specific models. So, below are the most popular options for motoblocks from the Krotof company.

WG 901

Among the gasoline options, the WG 901 walk-behind tractor is the most powerful, because its performance is 13 liters. with. This machine is especially suitable for professional use as it handles large areas with ease. Among the advantages of this model are the following:

  • convenient and simple start-up system;
  • gear transmission, which is characterized by reliability and long service life;
  • the gearbox housing is made of cast iron, which gives the equipment increased strength;
  • if desired, you can use additional equipment using a shaft;
  • due to the presence of a reinforced hitch, the unit can be supplemented with a cart, opener or plow;
  • the presence of hexagonal axles guarantees reliable fixation of wheels, lugs or cutters.

This model is equipped with a petrol four-stroke OHV engine, which is not inferior in quality to its counterparts from the Honda company. It is characterized by efficiency and reliability, and also has an overhead valve arrangement. The tiller has a three-speed gearbox: 1 rear and 2 front. This model is characterized by low fuel consumption, as well as a spacious gas tank (6 liters), so you can work without refueling for quite a long time.

This walk-behind tractor allows you to work the land with a width of 80 to 120 cm, while the depth is 30 cm. The weight of the equipment is 120 kg, which allows you to use the plow without weighing it down. The kit already includes 24 cutters, side discs, front strut and oversized wheels for easy transport.

WG 352

This model is a representative of diesel motoblocks. This unit is in high demand among professionals, because it is characterized by high performance, efficiency, high weight and reasonable price. The WG 352 model is equipped with an electric starter, so the engine is started quite easily and quickly. This equipment functions perfectly even at low revs and is more economical compared to gasoline counterparts. Diesel is safer because the fuel is less flammable and less volatile.

The weight of the equipment is 125 kg. The wheels are 12 inches in diameter, so you can talk about excellent transportation. The volume of the fuel tank is 3.5 liters, and the power of the four-stroke engine is 6.0 liters. with. This model is equipped with three gears: two forward and one reverse. The engine has an air cooling system. The tillage depth can reach 32 cm, and the width - 110 cm. The equipment is equipped with cutters, pneumatic wheels, opener, front support, protective fenders.

WG 711

This model is a prime example of gasoline motoblocks. Its capacity is 7 liters. with. This equipment allows you to process medium-sized areas. The WG 711 model is characterized by increased performance, reliability and ease of use. The volume of the fuel tank is 3.6 liters, which allows you to work for a rather long time without additional refueling. The manufacturer gives a 1 year warranty, which indicates the reliability of the equipment.

The WG 711 walk-behind tractor is equipped with a 170F / P four-stroke gasoline engine, which has an air cooling system. The walk-behind tractor is started manually, since it is equipped with a mechanical starter. The maximum tillage is 90 cm in width, 32 cm in depth, and the minimum width is 60 cm. The machine has three gears, with two forward and one rear. The weight is 85 kg and the wheel diameter is 10 cm.

The standard equipment includes cutters, pneumatic wheels, protective fenders, opener, front support.

Design and principle of operation

In order to better understand the principle of operation of the walk-behind tractor, it is worth initially considering its design. The frame of the unit includes two semi-frames, which are bolted to the gearbox. At the rear there are tubular control handles and a special bracket that allows you to attach additional equipment if necessary. The unit is controlled by handles.

On the output shafts, cutters can be presented that allow plowing the soil, weeding, or wheels. An engine is located under the frame, which is connected to the input shaft of the gearbox by means of a transmission. There is a fuel tank on the top of the frame. Lifting wheels are used to roll the walk-behind tractor, and during operation they must be either removed or raised.

It is worth paying attention to the carburetor of the walk-behind tractor, since it is simply irreplaceable, because it controls the flow of air and fuel.It optimizes the functioning of the motor under constant load. Since the engine cannot ignite without oxygen supply, the presence of the carburetor is unchanged.

The air cleaner is also one of the main components of the walk-behind tractor, since it purifies the air entering the carburetor. When the air filter becomes clogged with dust and various dirt, fuel depletion occurs, which leads to problems in engine operation.

Now in more detail about the principle of operation of Krotof walk-behind tractors. The rotating motion generated by the motor enters the gearbox through the V-belt and is then transmitted to the outgoing shafts. When the operator turns on the machine, the clutch engages, tensioning the belt and, accordingly, the gearbox shaft starts to work. It is worth noting that if the clutch is disengaged, then the unit is idling. On the shafts of the gearbox there are cutters, which are equipped with knives, it is they who plow the soil.

Selection Tips

In order to choose the right model of the Krotof walk-behind tractor, it is worth not only building on the feedback from the owners of this equipment, but also taking into account the size of the site and the work that this unit will perform. For processing a small area, you can purchase walk-behind tractors with low power. Usually models with 6-7 liters. with. quite enough. But for work in large areas, the power must be appropriate, so it is already worth considering models with 9 or 10 liters. with.

And also the buyer should decide which type of fuel is more suitable for him in order to make a choice between diesel and gasoline options. After determining with a specific model, it is already possible to select additional equipment so that the unit can perform as many functions as possible.

Optional equipment

If we consider the Krotof walk-behind tractor without attachments, then it is characterized by a small number of functions. It is the possibility of using additional attachments that makes it a functional device. Krotof tillers can be equipped with several attachments.

  • Cutters. They are used for crushing and fluffing the earth, saturating it with oxygen. They can be in the form of so-called crow's feet or saber-shaped legs.
  • Tracked module. It gives the walk-behind tractor an increased cross-country ability, with it the unit is not afraid of any weather, and it also provides better grip on the ground.
  • Pneumatic wheels. They are used for transporting equipment, as well as for working in tandem with a mower, trailer or snowplow.
  • Ground lug wheels. Usually used instead of pneumatic wheels or a cultivator, since they are mounted on the same shaft. They are indispensable for field work, but they are prohibited for use on hard surfaces.
  • Hillers. They are used to eliminate weeds, hilling plants, as well as aerating the soil. They are presented in two forms: simple and disk.
  • Harrows. They are used for leveling already plowed land, since they allow breaking up large lumps of soil, removing debris and the remains of tops before wintering.
  • Pump. Used for watering plants or pumping groundwater.

Operating rules

Running-in allows you to check the walk-behind tractor before work. Make sure that all moving parts of the engine and chassis are in good condition. It will increase the resource of the unit. It usually lasts five hours. To carry out running-in, you should adhere to the following rules:

  • pour fuel into the engine;
  • both the crankcase and the transmission should be filled with oil;
  • check the fastening of the bolts for reliable operation;
  • turn on the motor as described in the equipment instructions;
  • warm up the engine a little;
  • turn on in "gentle" mode;
  • for five hours it is worth checking how the mechanisms and levers behave;
  • after the completion of the process, it is worth draining the oil and filling in a new one.

Care features

It is worth adhering to these steps when caring for a walk-behind tractor:

  • oil change: every 100 hours you need to change the oil for the transmission and 25 hours of operation for the engine;
  • before operation, it is worth checking all fluids for the presence, bolting for the strength and pressure of the wheels;
  • after work, it is necessary to clean the unit, then wash, dry and do not forget to lubricate;
  • if the walk-behind tractor is not planned to be operated in the near future, then it is imperative to drain all working fluids, and also to clean and lubricate the main elements.

Possible malfunctions and their causes

Quite often, when working with a walk-behind tractor, the engine does not start, in this case, there may be the following reasons:

  • the fuel in the tank has run out or is of poor quality;
  • lack of oil or its poor quality;
  • there is no compression in the motor;
  • filters need to be cleaned or replaced.

In the next video, you will find an overview of the Krotof WG 521 walk-behind cultivator.

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